Los 332
1852, 10 c. black (III. printing) unused block of 4 with clear to large margins on 3 sides, at left partly touched and the lower left stamp slightly cut into with tiny improvement in the lower left corner; nice fresh colour and part original gum. An exceedingly rare multiple, one of 2 recorded unused blocks of Luxemburg No. 1. Certificates Demuth BPP (1985) and Goebel (1990)
Provenance: Alfred Caspary (1957)
